APA

Blapain,, . (1997). International encyclopedia of law. Vol.I : Environmental law. London: Kluwer International Publishers.

Chicago

Blapain,, . 1997. International encyclopedia of law. Vol.I : Environmental law. London: Kluwer International Publishers.

Harvard

Blapain,, . (1997). International encyclopedia of law. Vol.I : Environmental law. London: Kluwer International Publishers.

MLA

Blapain,, . International encyclopedia of law. Vol.I : Environmental law. London: Kluwer International Publishers. 1997.